Home / 1,300,162.52-1,794,277.16-719,376.20

Finding the Fourth Proportional to 1,300,162.52, 1,794,277.16 and 719,376.20

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Solution

The fourth proportional to 1,300,162.52, 1,794,277.16 and 719,376.20 is: 992,768.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,162.52 : 1,794,277.16 = 719,376.20 : x
  2. Step 2: Convert to fraction form
    1,300,162.52/1,794,277.16 = 719,376.20/x
  3. Step 3: Cross multiply
    1,300,162.52x = 1,794,277.16 × 719,376.20
  4. Step 4: Simplify right side
    1,300,162.52x = 1,290,760,283,478.81
  5. Step 5: Solve for x
    x = 1,290,760,283,478.81/1,300,162.52
  6. Step 6: Final answer
    x = 992,768.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.